Scientists want to bring a chunk of the red planet down to Earth on what's called a sample-return mission.

科学家们希望将这颗红色星球的一大块带回地球，进行所谓的取样返回任务。

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Do you know when Tianwen 1 landed on the red planet?

你知道天问1号是什么时候登陆这颗红色星球的吗？

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Known as the Red Planet, Mars is the favourite of writers and filmmakers.

火星被称为红色星球，是作家和电影制片人的最爱。

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NASA plans to send the Mars Science Laboratory to the red planet in the autumn of two thousand eleven.

VOA: special.2009.12.30

Mercury is a liquid metal, and mercury, the planet, is the fastest moving naked eye heavenly body. Mars, iron, why is Mars red?

水银是液态金属，水银，行星，是肉眼能看到的运动最快的天体,火星，铁，为什么火星是红色的？

麻省理工公开课 - 固态化学导论课程节选

There something happens. He does not know how, but he has been transported to the Red Planet,Mars.

VOA: special.2010.07.17

The mission will be a straightforward flight to the Red Planet and return without landing.

BBC: US private sector hopes to send older couple to Mars

Last November, the Mars probe Curiosity began its months-long journey to the red planet.

FORBES: Mars Probe Curiosity Is Ready To Land On Monday

Seasonal fogs on the red planet would moisten the rocks with enough water to supply resident organisms.

CNN: Researcher: Mars rock varnish hints of life